/**
 * ItemChunk.java
 * Copyright (C) 2013 Konstantin Grigoryev
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 */

package aspid.artwork.chunk;


public class ItemChunk
    implements Chunk, ChunkElement, Cloneable
{
    private final String name;

    public int    headerLength;
    public int    totalLength;
    public byte[] extraBytes;

    public ItemChunk( String name )
    {
        this.name = name;
    }

    public String getName()
    {
        return name;
    }

    public int getByteSize()
    {
        return totalLength;
    }

    public ChunkCollection asCollection()
    {
        return null;
    }

    public ChunkElement asElement()
    {
        return this;
    }

    public String toString()
    {
        return String.format("%s : body length %d bytes", name.toUpperCase(), totalLength - headerLength);
    }

    public void acceptVisitor( ChunkVisitor visitor )
        throws Exception
    {
        visitor.visit(this);
    }

    public ItemChunk clone()
    {
        try {
            return (ItemChunk) super.clone();
        }
        catch (CloneNotSupportedException ex) {
            throw new RuntimeException(ex);
        }
    }
}
